Progesterone concentrations in the arterial poasma of guinea-pigs during the oestrous cycle.
D000818:Animals; D002849:Chromatography, Gas; D002854:Chromatography, Paper; D004583:Electrons; D004971:Estrus; D005260:Female; D006168:Guinea Pigs; D008141:Lordosis; D010060:Ovulation; D011247:Pregnancy; D011374:Progesterone / Q000097:blood* / Q000502:physiology; D011874:Radiometry; D012018:Reflex; D012726:Sexual Behavior, Animal; D014316:Tritium
D014316:Tritium; D011374:Progesterone